National Instruments AT User Manual download pdf (Page 114)

Chapter 5 AT Serial Hardware Installation, Verification, and Configuration

4. ClickontheResources button in the General Port Settings dialog

box to view or configure the resources for the port. Refer to the

Resource Settings section, later in this chapter, for more information.

5. Click on Delete to remove hardware information about the port from

Windows NT. You should do this before you remove the serial

interface from the system.

General Port Settings

This section describes the options you can set in the General Port Settings

dialog box, shown in Figure 5-11.

Figure 5-11.

General Port Settings Dialog Box

COM Port Number

You can use the COM Port Number control to change the COMx name

of the port selected.

Transceiver Mode

The transceiver mode selection shows the transceiver mode in use, and

applies only to AT-485 boards. Refer to Chapter 6, Using Your Serial

Hardware, for more information about transceiver modes. If you use

two-wire TXRDY

mode, FIFOs must be enabled.

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National Instruments AT User Manual Page 114